Diff of /trunk/mkinitrd-magellan/livecd/linuxrc.sh

Parent Directory | Revision Log | Patch

	revision 894 by niro, Wed Aug 5 16:24:23 2009 UTC	revision 1793 by niro, Mon Apr 2 11:40:49 2012 UTC
#	Line 59  DOSATA=yes	Line 59  DOSATA=yes
59	DOFB=no	DOFB=no
60	DOPATA=yes	DOPATA=yes
61	FORCED_ROOTFS=""	FORCED_ROOTFS=""
62		INITEXEC="/sbin/init"
63		BREAK_ENABLED=no
64		UNIONFS=no
65		UNIONFS_FILE=""
66		CLOOPMOUNTDIR="/sysroot/mnt/cloop"
67
68	## starts here ##	## starts here ##
69
70	# mount essential filesystems	# mount essential filesystems
71	mount -t proc proc /proc	mount -t proc proc /proc
72	mount -t sysfs sysfs /sys	mount -t sysfs sysfs /sys
73	mount -t tmpfs tmpfs /dev -o rw,mode=0644,size=1024	if [[ -z $(grep '[[:space:]]/dev[[:space:]]' /proc/mounts | cut -d ' ' -f2) ]]
74		then
75		# many video drivers needed exec access
76		fstype=ramfs
77		# tmpfs was suggested by Greg Kroah-Hartman
78		[[ $(grep '[[:space:]]tmpfs' /proc/filesystems | cut -d $'\t' -f2) = tmpfs ]] && fstype=tmpfs
79		# mount devtmpfs if supported
80		[[ $(grep '[[:space:]]devtmpfs' /proc/filesystems | cut -d $'\t' -f2) = devtmpfs ]] && fstype=devtmpfs
81		mount -t ${fstype} dev /dev -o exec,nosuid,mode=0755,size=10M
82		fi
83
84	# install all busybox applets	# install all busybox applets
85	busybox --install -s	busybox --install -s
#	Line 88  do	Line 102  do
102	dopata) DOPATA=yes;;	dopata) DOPATA=yes;;
103	nopata) DOPATA=no;;	nopata) DOPATA=no;;
104	rootfs=*) FORCED_ROOTFS="${i#*=}";;	rootfs=*) FORCED_ROOTFS="${i#*=}";;
105		init=*) INITEXEC="${i#*=}";;
106		break) BREAK_ENABLED=yes ;;
107		unionfs) UNIONFS=yes;;
108		unionfs_file=*) UNIONFS_FILE="${i#*=}";;
109		rootdelay=*) ROOTDELAY="${i#*=}";;
110	esac	esac
111	done	done
112
#	Line 120  if [ "${DOUSB}" = "yes" ]; then	Line 139  if [ "${DOUSB}" = "yes" ]; then
139	sleep 8	sleep 8
140	fi	fi
141
142		# respect rootdelay kernel param
143		if [ ! -z "${ROOTDELAY}" ]; then
144		echo "-- Requested a rootdelay of ${ROOTDELAY} seconds ..."
145		sleep ${ROOTDELAY}
146		fi
147
148	# searching cdrom with cdid	# searching cdrom with cdid
149	BOOT_DEVICE=""	BOOT_DEVICE=""
150	FSTYPE=""	FSTYPE=""
#	Line 167  else	Line 192  else
192	echo -e "Mounting squashfs system image ..."	echo -e "Mounting squashfs system image ..."
193	echo	echo
194	[ ! -e /dev/loop0 ] && mknod /dev/loop0 b 7 0	[ ! -e /dev/loop0 ] && mknod /dev/loop0 b 7 0
195	mount -o loop,ro -t squashfs /sysroot/mnt/cdrom/livecdrootfs.sqsh /sysroot/mnt/cloop	mount -o loop,ro -t squashfs /sysroot/mnt/cdrom/livecdrootfs.sqsh "${CLOOPMOUNTDIR}"
196
197		# mount unionfs if enabled
198		if [[ ${UNIONFS} = yes ]]
199		then
200		echo -e "Mounting writeable cdbuffer (unionfs) ..."
201
202		# default setting
203		CLOOPMOUNTDIR="/sysroot/mnt/unionfs"
204		[[ -z ${UNIONFS_FILE} ]] && UNIONFS_FILE="/sysroot/mnt/cdrom/unionfs"
205
206		[[ ! -d /sysroot/mnt/unionfs ]] && install -d /sysroot/mnt/unionfs
207		mount -t unionfs dirs=${UNIONFS_FILE}=rw:/sysroot/mnt/cloop=ro ${CLOOPMOUNTDIR}
208		fi
209
210	# symlinking cloop rootfs to /mnt as newroot	# symlinking cloop rootfs to /mnt as newroot
211	cd /sysroot	cd /sysroot
212
213	for x in bin sbin lib lib64 boot usr opt	for x in bin sbin lib lib64 boot usr opt
214	do	do
215	[ -d mnt/cloop/${x} ] && ln -s mnt/cloop/${x} ${x}	[ -d ${CLOOPMOUNTDIR/\/sysroot\//}/${x} ] && ln -s ${CLOOPMOUNTDIR/\/sysroot\//}/${x} ${x}
216	done	done
217	mkdir -p initrd proc tmp sys var/tmp dev media	mkdir -p initrd proc tmp sys var/tmp dev media
218
219	# make /sysroot/dev/console & /mnt/dev/null	# use devtmpfs if supported
220	[ ! -e /sysroot/dev/console ] && mknod -m 600 /sysroot/dev/console c 5 1	if [ "$(grep devtmpfs /proc/filesystems | cut -d$'\t' -f2)" = "devtmpfs" ]
221	[ ! -e /sysroot/dev/null ] && mknod -m 666 /sysroot/dev/null c 1 3	then
222	# only to be safe and to have a log channel	mount -t devtmpfs dev /sysroot/dev
223	[ ! -e /sysroot/dev/tty ] && mknod /sysroot/dev/tty c 5 0	else
224	# busybox needs this one	# make /sysroot/dev/console & /mnt/dev/null
225	[ ! -e /sysroot/dev/tty5 ] && mknod /sysroot/dev/tty5 c 4 5	[ ! -e /sysroot/dev/console ] && mknod -m 600 /sysroot/dev/console c 5 1
226		[ ! -e /sysroot/dev/null ] && mknod -m 666 /sysroot/dev/null c 1 3
227		# only to be safe and to have a log channel
228		[ ! -e /sysroot/dev/tty ] && mknod /sysroot/dev/tty c 5 0
229		# busybox needs this one
230		[ ! -e /sysroot/dev/tty5 ] && mknod /sysroot/dev/tty5 c 4 5
231		fi
232
233	(cd /sysroot/mnt/cloop; cp -a etc root home var /sysroot)	(cd ${CLOOPMOUNTDIR}; cp -a etc root home var /sysroot)
234
235		# ensure that /sysroot/linurc exists
236		[ ! -e /sysroot/linuxrc ] && ln -snf ${INITEXEC} /sysroot/linuxrc
237
238	# ensure the right permissions	# ensure the right permissions
239	chmod 1777 /sysroot/tmp	chmod 1777 /sysroot/tmp
#	Line 201  echo > /proc/sys/kernel/hotplug	Line 248  echo > /proc/sys/kernel/hotplug
248	# de-silencio	# de-silencio
249	echo 3 > /proc/sys/kernel/printk	echo 3 > /proc/sys/kernel/printk
250
251		if [[ ${BREAK_ENABLED} = yes ]]
252		then
253		echo "-- Break requested, type 'exit' to resume operation ..."
254		ash
255		fi
256
257	echo "-- Switching to real sysroot ..."	echo "-- Switching to real sysroot ..."
258	umount /dev	mount --move /dev /sysroot/dev
259	umount /sys	mount --move /sys /sysroot/sys
260	umount /proc	mount --move /proc /sysroot/proc
261
262	exec run-init /sysroot /sbin/init $@ </sysroot/dev/console >/sysroot/dev/console	exec run-init /sysroot ${INITEXEC} $@ </sysroot/dev/console >/sysroot/dev/console

---

Colored Diff Long Colored Diff Full Colored Diff Unidiff Context Diff Side by Side

Legend: Removed from v.894   changed lines   Added in v.1793